770178-1 is a vertical pin header connector designed for PCB board mounting with 6 circuits arranged in a dual row configuration. This connector features a duplex plating finish and is constructed from UL94V-0 rated nylon material, glass-filled and natural color. The connector has an A dimension of 0.550 inches (13.97 mm) and is available with or without drain holes. It mates with plug housing part number 172168-1 using socket contacts and is compatible with Mini-Universal MATE-N-LOK connector systems. The product is RoHS compliant and meets performance standards including 250 V AC/DC voltage rating, 1.0 kVAC dielectric withstanding voltage, and 1000 megohms minimum insulation resistance. This connector is commonly used in industrial control systems, telecommunications equipment, and consumer electronics requiring reliable multi-circuit interconnections.